CF1762093008472-tsm20251102073205

DNSWHOIS.INFO - 221.204.12.in-addr.arpa

Search for IP or hostnames:

221.204.12.in-addr.arpa checked at 2025-11-02T14:16:48.455Z 121ms 47/47/47 100% R:12

221.204.12.in-addr.arpa

NScbru.br.ns.els-gms.att.net
A2001:1890:1ff:9f0:68:94:156:132 🇺🇸 AS7018
PTRcbru.br.ns.els-gms.att.net
A68.94.156.132🇺🇸 AS7018
PTRcbru.br.ns.els-gms.att.net
NScmtu.mt.ns.els-gms.att.net
A2001:1890:1ff:9f1:99:99:99:132 🇺🇸 AS7018
PTRcmtu.mt.ns.els-gms.att.net
A99.99.99.132🇺🇸 AS7018
PTRcmtu.mt.ns.els-gms.att.net

204.12.in-addr.arpa

NScbru.br.ns.els-gms.att.net
NSdbru.br.ns.els-gms.att.net
NScmtu.mt.ns.els-gms.att.net
NSdmtu.mt.ns.els-gms.att.net

Starts with same word

Starts similarily

AI analysis

221.204.12.in-addr.arpa is delegated to two name servers cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net.

221.204.12.in-addr.arpa shares the same name server setup as other domains, for instance ci.arcadia.ca.us, powerlink-ltd.com, hedonline.com, searshomecentral.com and 96-27.46.231.12.in-addr.arpa.

221.204.12.in-addr.arpa at least partially shares name servers with other domains, for instance 18.12.in-addr.arpa, simplesearscollege.com, rxequest.net, ups.tw and cerazette.nl.

These name servers are commonly used with the following name servers: ns9.customer.level3.net, ns6.customer.level3.net, dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, nsa.ups.com, nsb.ups.com, auth1.dns.cogentco.com, auth2.dns.cogentco.com, dnsmgr3.level3.net and ns19.customer.level3.net.

Host names with two IP numbers:

The host name cbru.br.ns.els-gms.att.net points to 2001:1890:1ff:9f0:68:94:156:132 and 68.94.156.132; the host name cmtu.mt.ns.els-gms.att.net points to 2001:1890:1ff:9f1:99:99:99:132 and 99.99.99.132.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
dbq

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